Constant flame burner, very low and large frequency specs, used to melt asphalt recorded at 48-16 with portable dat using schoeps ms ball, edited and decoded in stereo in pt.
Here is a recording i made of my kitchen hob igniting. I used a lighter to ignite the gas instead of the built in igniter as i didn't want the 'click click click" to ruin the recording of the flame. Sennheiser mkh 416 - sound devices 442 - tascam dr680. .
Wav-file recorded with the zoom h6 with stereo microphone. Recorded next to an old gas oven in a living room. You hear the gas and the flame. Bonny orbit sound library.
A recording of a match being struck, bursting into flame. Edited and converted to stereo in audacity. Recorded with a samsung j2-pro phone (getting a better recorder soon).